if BMW,AUDI ,BENZ car original with digital amplifer, please contact us to revise by increasing optical fiber cable cost.if without this cable, the dvd cannot turn on after fitting.

During the buying, you are kindly to note the following points -

1. about free shipping - we provide free shipping service to a majority of countries and areas, as some areas freight are relatively high so we will slightly charge you for the over cost. Free shipping exclusively includes the door to door service from China to your country, it contains NO other charge may happen, for instance different customs will charge tax at different standard. In order that you\'re not charged or less charged by your customs, on the shipping invoice we can write a lower price than actual deal value, for example we will write USD35 for American buyers, USD55 for European buyers and USD130 for South American buyers, if you have special request please advise prior to your order\'s shipping

2. about after-sale service - we provide one year warranty. During the YEAR ever since the deal date, no matter for what reason the product needs return to China for repair, you are up to pay the freight from your country to China, after fixing it we will send it back to you at our cost, this is fair for both parties and it is well recognized by international business rules. Supposed it is new product arriving with damage or defect, our team will communicate with you, send spare parts to you for local repair,repairing fee local paid by buyer, in case that local repair is unavailable, you can return the product to us and pay the freight, after the repairing we prepay the freight and send it back

3. about delivery time - generally speaking we need 2 - 7 days to prepare the goods after order confirmed, 4 - 6 days are needed for delivering to Europe & US & Australia, 6 - 10 to South America and 10 - 25 days to Brazil. SPSR service is used for Russian buyers and its delivery time is 14 - 32 days. These are general delivery time, once you could not receive the product within these given dates, please contact us for assistance asap, we will track and reply you without delay

4. once you\'re satisfied with our product & service, kindly give us a 5-star comment, thank you for your support